<template>
  <div class="xtx-pay-checkout-page">
    <div class="container">
      <!-- 面包屑 -->
      <XtxBread>
        <XtxBreadItem to="/">首页</XtxBreadItem>
        <XtxBreadItem to="/cart">购物车</XtxBreadItem>
        <XtxBreadItem>填写订单</XtxBreadItem>
      </XtxBread>
      <div class="wrapper" v-if="orderInfo.summary">
        <!-- 收货地址 -->
        <h3 class="box-title">收货地址</h3>
        <div class="box-body">
          <div class="address">
            <div class="text">
              <!-- <div class="none">您需要先添加收货地址才可提交订单。</div> -->
              <ul>
                <li>
                  <span>收<i />货<i />人：</span>{{ currAddress.receiver }}
                </li>
                <li><span>联系方式：</span>{{ currAddress.contact }}</li>
                <li>
                  <span>收货地址：</span
                  >{{ currAddress.fullLocation + currAddress.address }}
                </li>
              </ul>
            </div>
            <div class="action">
              <XtxButton @click="visible = !visible" class="btn"
                >切换地址</XtxButton
              >
              <XtxButton @click="addVisible = true" class="btn"
                >添加地址</XtxButton
              >
            </div>
          </div>
        </div>
        <!-- 下单的=》商品信息 -->
        <h3 class="box-title">商品信息</h3>
        <div class="box-body">
          <table class="goods">
            <thead>
              <tr>
                <th width="520">商品信息</th>
                <th width="170">单价</th>
                <th width="170">数量</th>
                <th width="170">小计</th>
                <th width="170">实付</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="i in orderInfo.goods" :key="i.skuId">
                <td>
                  <a href="javascript:;" class="info">
                    <img :src="i.picture" alt="" />
                    <div class="right">
                      <p>{{ i.name }}</p>
                      <p>{{ i.attrsText }}</p>
                    </div>
                  </a>
                </td>
                <td>&yen;{{ i.payPrice }}</td>
                <td>{{ i.count }}</td>
                <td>&yen;{{ i.totalPrice }}</td>
                <td>&yen;{{ i.totalPayPrice }}</td>
              </tr>
            </tbody>
          </table>
        </div>
        <!-- 配送时间 -->
        <h3 class="box-title">配送时间</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;"
            >不限送货时间：周一至周日</a
          >
          <a class="my-btn" href="javascript:;">工作日送货：周一至周五</a>
          <a class="my-btn" href="javascript:;">双休日、假日送货：周六至周日</a>
        </div>
        <!-- 支付方式 -->
        <h3 class="box-title">支付方式</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;">在线支付</a>
          <a class="my-btn" href="javascript:;">货到付款</a>
          <span style="color: #999">货到付款需付5元手续费</span>
        </div>
        <!-- 金额明细 -->
        <h3 class="box-title">金额明细</h3>
        <div class="box-body">
          <div class="total">
            <dl>
              <dt>商品件数：</dt>
              <dd>{{ orderInfo.summary.goodsCount }}件</dd>
            </dl>
            <dl>
              <dt>商品总价：</dt>
              <dd>¥{{ orderInfo.summary.totalPrice }}</dd>
            </dl>
            <dl>
              <dt>运<i></i>费：</dt>
              <dd>¥{{ orderInfo.summary.postFee }}</dd>
            </dl>
            <dl>
              <dt>应付总额：</dt>
              <!-- 带运费了 -->
              <dd class="price">¥{{ orderInfo.summary.totalPayPrice }}</dd>
            </dl>
          </div>
        </div>
        <!-- 提交订单 -->
        <div class="submit">
          <XtxButton @click="submitOrder" type="primary">提交订单</XtxButton>
        </div>
      </div>
    </div>
    <!-- 弹层：地址选择 -->
    <!-- vue2: sync修饰符作用=》子改父
    vue3下：实现sync使用v-model:visible="父组件的变量"
    -->
    <XtxDialog
      v-model:visible="visible"
      @close="handlerClose"
      title="切换收货地址"
    >
      <div class="addressWrapper">
        <div
          class="text item"
          :class="{ active: selAddress.id === item.id }"
          @click="selAddress = item"
          v-for="item in addressList"
          :key="item.id"
        >
          <ul>
            <li>
              <span>收<i />货<i />人：</span>{{ item.receiver }}
            </li>
            <li><span>联系方式：</span>{{ item.contact }}</li>
            <li>
              <span>收货地址：</span>{{ item.fullLocation + item.address }}
            </li>
          </ul>
        </div>
      </div>
      <template v-slot:footer>
        <XtxButton
          type="gray"
          style="margin-right: 20px"
          @click="visible = false"
          >取消</XtxButton
        >
        <XtxButton @click="changeAddress" type="primary">确认</XtxButton>
      </template>
    </XtxDialog>
    <!-- 新增收货地址 -->
    <XtxDialog title="添加收货地址" v-model:visible="addVisible">
      <div class="address-edit">
        <div class="xtx-form">
          <div class="xtx-form-item">
            <div class="label">收货人：</div>
            <div class="field">
              <input
                v-model="formData.receiver"
                class="input"
                placeholder="请输入收货人"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">手机号：</div>
            <div class="field">
              <input
                v-model="formData.contact"
                class="input"
                placeholder="请输入手机号"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地区：</div>
            <div class="field">
              <XtxCity @change="changeCity" placeholder="请选择所在地区" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">详细地址：</div>
            <div class="field">
              <input
                v-model="formData.address"
                class="input"
                placeholder="请输入详细地址"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">邮政编码：</div>
            <div class="field">
              <input
                v-model="formData.postalCode"
                class="input"
                placeholder="请输入邮政编码"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地址标签：</div>
            <div class="field">
              <input
                v-model="formData.addressTags"
                class="input"
                placeholder="请输入地址标签，逗号分隔"
              />
            </div>
          </div>
        </div>
      </div>
      <template v-slot:footer>
        <XtxButton
          @click="addVisible = false"
          type="gray"
          style="margin-right: 20px"
          >取消</XtxButton
        >
        <XtxButton @click="addAddress" type="primary">确认</XtxButton>
      </template>
    </XtxDialog>
  </div>
</template>
<script>
import { findCheckoutInfo, addAddress as addAdr, createOrder } from '@/api/order'
import { ref, reactive, onMounted } from 'vue'
import Message from '@/components/Message'
import { useRouter } from 'vue-router'
import { useStore } from 'vuex'
const useOrderInfo = () => {
  // 预订单的信息
  const orderInfo = ref({})
  // 当前默认显示的收货信息
  const currAddress = ref({})
  // 收货地址列表
  const addressList = ref([])
  // 选中的收货地址
  const selAddress = ref({})
  // 控制切换地址弹层是否显示
  const visible = ref(false)
  // 控制新增地址弹层
  const addVisible = ref(false)
  // 表单数据（和后台接口字段一一对应）
  const formData = reactive({
    receiver: '', // 收货人
    contact: '', // 手机
    provinceCode: '',
    cityCode: '',
    countyCode: '',
    address: '',
    postalCode: '',
    addressTags: '',
    isDefault: 0,
    fullLocation: ''
  })
  // 新增收货地址
  const addAddress = async () => {
    try {
      await addAdr(formData)
      Message({ type: 'success', text: '新增成功！' })
      // 刷新预订单详情
      getOrderInfo()
    } catch (error) {
      Message({ type: 'error', text: '新增失败！' })
    }
  }
  // 选择地区
  const changeCity = (data) => {
    console.log(data)
    formData.provinceCode = data.provinceCode
    formData.cityCode = data.cityCode
    formData.countyCode = data.countryCode
    formData.fullLocation = data.fullSels
  }
  // 确定修改收货地址
  const changeAddress = () => {
    if (!selAddress.value.id) {
      return Message({ text: '请选择收货地址' })
    }
    // 显示选中的地址
    currAddress.value = selAddress.value
    visible.value = false
  }
  // 弹层关闭
  const handlerClose = () => {
    // console.log('弹层关闭了')
    // 清空上次选择
    selAddress.value = {}
  }

  const getOrderInfo = async () => {
    const { result } = await findCheckoutInfo()
    console.log('预订单信息：', result)
    orderInfo.value = result
    currAddress.value = result.userAddresses[0] || {}
    addressList.value = result.userAddresses
  }
  onMounted(() => {
    getOrderInfo()
  })
  return { addAddress, changeCity, formData, addVisible, orderInfo, currAddress, visible, addressList, selAddress, changeAddress, handlerClose }
}

// 提交订单
const useSubmitOrder = (currAddress, orderInfo) => {
  // 提交订单
  // 需要提交的字段
  const reqParams = reactive({
    deliveryTimeType: 1,
    payType: 1,
    buyerMessage: '',
    addressId: null, // 地址id
    goods: [] // {skuId, count}
  })
  const router = useRouter()
  const store = useStore()
  const submitOrder = async () => {
    reqParams.addressId = currAddress.value.id
    reqParams.goods = orderInfo.value?.goods?.map(item => {
      return {
        skuId: item.skuId,
        count: item.count
      }
    })
    try {
      const { result } = await createOrder(reqParams)
      Message({ type: 'success', text: '创建订单成功！' })
      // 创建订单之后，跳转到支付页面
      router.push({ path: '/pay', query: { id: result.id } })
      // 刷新购物车列表=》因为下单后的商品，需要从购物车删除
      store.dispatch('cart/getCartList')
    } catch (error) {
      Message({ type: 'error', text: '创建订单失败！' })
    }
  }
  return { submitOrder }
}
export default {
  name: 'XtxPayCheckoutPage',
  setup () {
    // 获取预订单信息
    const { addAddress, changeCity, formData, addVisible, orderInfo, currAddress, visible, addressList, selAddress, changeAddress, handlerClose } = useOrderInfo()
    const { submitOrder } = useSubmitOrder(currAddress, orderInfo)
    return { submitOrder, addAddress, changeCity, formData, addVisible, orderInfo, currAddress, visible, addressList, handlerClose, selAddress, changeAddress }
  }
}
</script>
<style scoped lang="less">
// 新增收货地址
.xtx-form-item {
  width: auto;
  .label {
    width: 120px;
  }
  .xtx-city {
    margin-left: 0;
    margin-top: 10px;
  }
}
// 选择地址弹层样式
.xtx-dialog {
  .addressWrapper {
    max-height: 500px;
    overflow-y: auto;
  }
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,
      &:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor, 50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}
.xtx-pay-checkout-page {
  .wrapper {
    background: #fff;
    padding: 0 20px;
    .box-title {
      font-size: 16px;
      font-weight: normal;
      padding-left: 10px;
      line-height: 70px;
      border-bottom: 1px solid #f5f5f5;
    }
    .box-body {
      padding: 20px 0;
    }
  }
}
.address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
.goods {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  .info {
    display: flex;
    text-align: left;
    img {
      width: 70px;
      height: 70px;
      margin-right: 20px;
    }
    .right {
      line-height: 24px;
      p {
        &:last-child {
          color: #999;
        }
      }
    }
  }
  tr {
    th {
      background: #f5f5f5;
      font-weight: normal;
    }
    td,
    th {
      text-align: center;
      padding: 20px;
      border-bottom: 1px solid #f5f5f5;
      &:first-child {
        border-left: 1px solid #f5f5f5;
      }
      &:last-child {
        border-right: 1px solid #f5f5f5;
      }
    }
  }
}
.my-btn {
  width: 228px;
  height: 50px;
  border: 1px solid #e4e4e4;
  text-align: center;
  line-height: 48px;
  margin-right: 25px;
  color: #666666;
  display: inline-block;
  &.active,
  &:hover {
    border-color: @xtxColor;
  }
}
.total {
  dl {
    display: flex;
    justify-content: flex-end;
    line-height: 50px;
    dt {
      i {
        display: inline-block;
        width: 2em;
      }
    }
    dd {
      width: 240px;
      text-align: right;
      padding-right: 70px;
      &.price {
        font-size: 20px;
        color: @priceColor;
      }
    }
  }
}
.submit {
  text-align: right;
  padding: 60px;
  border-top: 1px solid #f5f5f5;
}
</style>
